Basalt
Extrusive mafic igneous rock
igneous
Category
Igneous (Anthropogenic)
Browse igneous (anthropogenic) specimens identified by the Rock Identifier community.
Granite
Phaneritic Plutonic Igneous Rock
igneous
Basalt (Road Aggregate / Crushed Stone)
Aphanitic Mafic Igneous Rock
igneous
Granite
Felsic Intrusive Igneous Rock
igneous
Granite
Granite (Phaneritic Igneous Rock)
igneous
Basalt
Extrusive mafic igneous rock
igneous
Basalt
Extrusive mafic igneous rock
igneous
Pink Granite
Phaneritic Felsic Igneous Rock
igneous
Basalt
Extrusive Mafic Igneous Rock
igneous
Basalt
Aphanitic Mafic Igneous Rock
igneous
Basalt
Basalt (extrusive igneous rock)
Igneous
Diorite (River Pebble)
Intermediate plutonic igneous rock
igneous
Granite
Phaneritic intrusive igneous rock
igneous
Diorite
Diorite (plutonic igneous rock)
igneous
Basalt
Extrusive mafic igneous rock
igneous
Basalt with Epidote Veins
Mafic Igneous Rock (Basalt)
igneous
Basalt (River Pebble)
Extrusive mafic igneous rock
igneous
Dalmatian Jasper (Dalmatian Stone)
Dalmatian Stone (primarily Feldspar, Quartz, and Arfvedsonite/Tourmaline)
igneous
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Blue Quartz (potentially Dumortierite-included)
Silicon Dioxide (SiO2) with inclusions
mineral
Rhodonite
Manganese Inosilicate (Mn,Fe,Mg,Ca)SiO3
mineral
Amazonite
K(AlSi3O8) - Potassium Aluminum Silicate (Microcline)
mineral
Unakite
Epidotized Granite
metamorphic
Pink Garnet (likely Almandine or Rhodolite)
Garnet Group (Fe3Al2(SiO4)3 to Mg3Al2(SiO4)3)
mineral
Milky Quartz Pebble with Chert
Silicon Dioxide (SiO2)
mineral
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
mineral
Citrine
SiO2 (Silicon Dioxide)
mineral
Sodalite
Sodalite (Na8Al6Si6O24Cl2)
mineral
Peacock Ore (Bornite/Chalcopyrite)
Bornite (Cu5FeS4) or Chalcopyrite (CuFeS2)
mineral
Quartz (Drusy/Crystalline)
Silicon Dioxide (SiO2)
mineral
Blue Sodalite
Sodalite (Na8(Al6Si6O24)Cl2)
mineral
Labradorite
(Ca, Na)(Al, Si)4O8
mineral
Beryl (Aquamarine)
Beryllium Aluminum Cyclosilicate (Be3Al2Si6O18)
mineral
Sodalite
Chloric sodium aluminum silicate (Na8(Al6Si6O24)Cl2)
mineral
Yellow Quartz
Silicon Dioxide (SiO2)
mineral
Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese
mineral
Quartz / Citrine Quartz
Silicon Dioxide (SiO2)
mineral
Chalcedony (Agate)
Silicon Dioxide (SiO2)
mineral
Sodalite
Na8(Al6Si6O24)Cl2
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Pink Lepidolite
Lepidolite (K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2)
mineral
Bronzite
Enstatite (var. Bronzite), (Mg,Fe)SiO3
mineral